What risks should I check before replacing LQG15HS5N1S02D?

When replacing LQG15HS5N1S02D, verify the substitute's inductance value and tolerance, as this can impact RF circuit tuning. Also, check the DC resistance (DCR) and self-resonant frequency (SRF) to ensure they meet or exceed original design requirements.

LQG15HS5N1S02D Alternatives, Datasheet & Cross Reference | Murata Manufacturing Co., Ltd.

Finding a substitute for the Murata LQG15HS5N1S02D 5.1nH inductor involves matching the 0402 package and key RF parameters. Several alternatives offer higher current ratings and lower DCR, but require checking for inductance tolerance.

AI replacement insight

Package risklow

All top candidates use the same 0402 package.

Electrical riskmedium

Inductance variation in some alternatives requires circuit verification.

Can it be replaced directly?

Direct replacement for LQG15HS5N1S02D should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

The Murata LQW15AN5N0G80D is the best upgrade path, offering a significantly higher current rating (1.77A vs 0.65A) and lower DCR with a very close 5.0nH inductance.

Main risk

The main risk is ensuring the substitute's inductance value and tolerance are acceptable for the specific application's frequency response, as even small changes can affect RF tuning circuits.

Recommended alternatives

Excellent upgrade with nearly identical inductance, much higher current rating, and lower DCR.

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Alternative comparison matrix

Feature / factor	LQG15HS5N1S02D	LQW15AN5N0G80D	LQW15AN4N7G80D	LQW15AN5N6C10D	Compatibility / risk
Package	0402 (1005 metric)	0402 (1005 metric)	0402 (1005 metric)	0402 (1005 metric)	0402 (1005 metric) — Identical package and pin count.; LQW15AN4N7G80D: Identical package and pin count.; LQW15AN5N6C10D: Identical package and pin count.
Inductance	5.1 nH	5.0 nH	4.7 nH	5.6 nH	5.0 nH / 4.7 nH / 5.6 nH — Very close match to target's 5.1 nH.; LQW15AN4N7G80D: Inductance is ~8% lower.; LQW15AN5N6C10D: Inductance is ~10% higher.
Current	0.65 A	1.77 A	1.2 A	0.8 A	1.77 A / 1.2 A / 0.8 A — Significantly higher current rating.; LQW15AN4N7G80D: Higher current rating.; LQW15AN5N6C10D: Higher current rating.
Dcr	0.18 Ohm	0.04 Ohm	0.071 Ohm	0.051 Ohm	0.04 Ohm / 0.071 Ohm / 0.051 Ohm — Much lower DC resistance, improving efficiency.; LQW15AN4N7G80D: Lower DC resistance.; LQW15AN5N6C10D: Lower DC resistance.
Srf	5.3 GHz	10 GHz	-	-	10 GHz — Higher self-resonant frequency.

Application & sourcing insights

Questions & answers

Verified drop-in options for LQG15HS5N1S02D are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.